Home / 162,078.84-223,569.36-107,633.34

Finding the Fourth Proportional to 162,078.84, 223,569.36 and 107,633.34

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Solution

The fourth proportional to 162,078.84, 223,569.36 and 107,633.34 is: 148,467.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,078.84 : 223,569.36 = 107,633.34 : x
  2. Step 2: Convert to fraction form
    162,078.84/223,569.36 = 107,633.34/x
  3. Step 3: Cross multiply
    162,078.84x = 223,569.36 × 107,633.34
  4. Step 4: Simplify right side
    162,078.84x = 24,063,516,938.46
  5. Step 5: Solve for x
    x = 24,063,516,938.46/162,078.84
  6. Step 6: Final answer
    x = 148,467.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.